Mike Nichols recently presented a nationwide webinar for attorneys on the use of Event Data Recorders (EDRs) and other vehicle-generated data in accident and injury litigation. The program explored how lawyers can interpret, analyze, and challenge electronic vehicle data while understanding its strengths, limitations, and proper role in crash investigations. The webinar was put on for “Seminarweb.”
“Many people still refer to EDRs as a vehicle’s ‘black box,’ but that comparison can be misleading,” Nichols explained. “Unlike the cockpit voice and flight data recorders used in aviation, vehicle EDRs capture only specific categories of operational data for a brief period surrounding a crash event.”
Modern vehicles can generate a significant amount of electronic evidence. Depending on the make, model, and year of the vehicle, available data may include:
As vehicle technology continues to evolve, crash investigations increasingly involve data from EDRs, infotainment systems, telematics platforms, and driver-assistance technologies. While these sources can provide valuable insights, Nichols emphasized that electronic data should never be viewed as a substitute for a comprehensive accident reconstruction.
“Vehicle data can answer some important questions,” Nichols noted, “but it rarely tells the entire story. Understanding what happened requires examining the physical evidence, roadway conditions, witness testimony, vehicle damage, and human factors alongside the electronic data.”
This position is consistent with the views of many crash reconstruction experts and researchers, who caution that vehicle-generated data contains inherent limitations and must be interpreted within the broader context of the incident. Factors such as sensor accuracy, system design, data availability, and event timing can all affect the conclusions that may be drawn.
The webinar highlighted the importance of combining modern technology with traditional investigative methods. By understanding both the capabilities and limitations of vehicle data, attorneys can more effectively evaluate liability, challenge unsupported conclusions, and present reliable evidence to judges and juries.
As vehicles become increasingly connected and data-driven, the ability to understand electronic evidence is rapidly becoming an essential skill for lawyers handling motor vehicle crash cases.
Mike Nichols is the co-founder of the Nichols Law Firm, PLLC in East Lansing, MI. He is the author of the Michigan OWI Manual for West Publishing. Mike is also the chair of the Forensic Science Task force for the National College for DUI Defense and a founding member of the Michigan Association for OWI Attorneys and the DUI Defense Lawyers of America. Mike and Wendy are celebrating the 20th Anniversary of their location at 3452 East Lake Lansing Road, East Lansing. Mike is also a volleyball dad.
The information contained in this web site is neither legal advice nor is it intended to be legal advice. The information contained in this web site is general information designed to give the reader a basic understanding of some legal concepts about what we do in these areas.
3452 East Lake Lansing Road
East Lansing, MI 48823-1511
